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And gravity is at the crux. Undergraduate students in the Department of Physics and Astronomy designed and built a sandbox where users can mold their own universe with sand and watch how gravity affects an object - a spacecraft or a comet, for example - as it travels through the imagined environment.

And Hong Kong youth today enjoy bright prospects and abundant opportunities presented by the Belt and Road Initiative and the Guangdong-Hong Kong-Macao Greater Bay Area development.

Animal husbandry and veterinary authorities should keep records on all vehicles transporting pigs, check quarantine certificates and the health of pigs, and make sure that the vehicles are properly washed and sterilized, it said. Public security authorities should hold accountable people who refuse to cooperate with the safety checks, the notice added.

Analysts estimate Amazon is investing .5 billion in video this year to better compete with streaming giants like Netflix and HBO. Amazon bought “Manchester by the Sea” for an estimated million after the film’s well-received Sundance debut.

An once again called on the DPP administration to return to the peaceful development path of cross-Straits relations based on the 1992 Consensus, which embodies the one-China principle, and stop hurting or sacrificing the interests of the people for its own political agenda.